參數(shù)資料
型號(hào): XRT83L314IB
廠商: Exar Corporation
文件頁數(shù): 14/84頁
文件大?。?/td> 0K
描述: IC LIU T1/E1/J1 14CH 304TBGA
標(biāo)準(zhǔn)包裝: 27
類型: 線路接口裝置(LIU)
驅(qū)動(dòng)器/接收器數(shù): 14/14
規(guī)程: T1,E1,J1
電源電壓: 3.135 V ~ 3.465 V
安裝類型: 表面貼裝
封裝/外殼: 304-LBGA
供應(yīng)商設(shè)備封裝: 304-TBGA(31x31)
包裝: 托盤
XRT83L314
14-CHANNEL T1/E1/J1 LONG-HAUL/SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.0
17
2.2
Equalizer Control
The main objective of the equalizer is to amplify an input attenuated signal to a pre-determined amplitude that
is acceptable to the peak detector circuit. Using feedback from the peak detector, the equalizer will gain the
input up to the maximum value specified by the equalizer control bits, in the appropriate channel register,
normalizing the signal.
Once the signal has reached the pre-determined amplitude, the signal is then
processed within the peak detector and slicer circuit. A simplified block diagram of the equalizer and peak
detector is shown in Figure 6.
FIGURE 6. SIMPLIFIED BLOCK DIAGRAM OF THE EQUALIZER AND PEAK DETECTOR
2.3
Cable Loss Indicator
The ability to monitor the cable loss attenuation of the receiver inputs is a valuable feature. The XRT83L314
contains a per channel, read only register for cable loss indication. CLOS[5:0] is a 6-Bit binary word that
reports the value of cable loss in 1dB steps. An example of -25dB cable loss attenuation is shown in Figure 7.
FIGURE 7. SIMPLIFIED BLOCK DIAGRAM OF THE CABLE LOSS INDICATOR
Peak
Detector &
Slicer
Rx Equalizer
Control
RTIP
RRING
-25dB of Cable
Loss
Equalizer and
Peak Detector
CLOS[5:0] = 0x19h
(25dec = 19hex)
-25dB Attenuated
Signal
Read Only
XRT83L314
相關(guān)PDF資料
PDF描述
XRT75L04IVTR-F IC LIU E3/DS3/STS-1 4CH 176LQFP
VI-23V-IU-F1 CONVERTER MOD DC/DC 5.8V 200W
VE-B1T-MW-F3 CONVERTER MOD DC/DC 6.5V 100W
XRT75L04IVTR IC LIU E3/DS3/STS-1 4CH 176LQFP
VI-23R-IU-F3 CONVERTER MOD DC/DC 7.5V 200W
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
XRT83L314IB-F 功能描述:時(shí)鐘合成器/抖動(dòng)清除器 RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數(shù)量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel
XRT83L314IB-L 功能描述:LIN 收發(fā)器 14 channel, LH/SH T1/E1 LIU RoHS:否 制造商:NXP Semiconductors 工作電源電壓: 電源電流: 最大工作溫度: 封裝 / 箱體:SO-8
XRT83L34 制造商:EXAR 制造商全稱:EXAR 功能描述:QUAD T1/E1/J1 LH/SH TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR
XRT83L34_05 制造商:EXAR 制造商全稱:EXAR 功能描述:QUAD T1/E1/J1 LH/SH TRANSCEIVER WITH CLOCK RECOVERY AND JITTER ATTENUATOR
XRT83L34ES 功能描述:外圍驅(qū)動(dòng)器與原件 - PCI RoHS:否 制造商:PLX Technology 工作電源電壓: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:FCBGA-1156 封裝:Tray